1639842360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1051181}}^1$

素因数の和:1051208

約数の個数: 64

約数和(自身を含む): 5297957280

約数和(自身を除く): 3658114920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1051181, 2102362, 3153543, 4204724, 5255905, 6307086, 8409448, 10511810, 12614172, 13665353, 15767715, 21023620, 25228344, 27330706, 31535430, 40996059, 42047240, 54661412, 63070860, 68326765, 81992118, 109322824, 126141720, 136653530, 163984236, 204980295, 273307060, 327968472, 409960590, 546614120, 819921180, 1639842360]

約数ペア:

[(1, 1639842360), (2, 819921180), (3, 546614120), (4, 409960590), (5, 327968472), (6, 273307060), (8, 204980295), (10, 163984236), (12, 136653530), (13, 126141720), (15, 109322824), (20, 81992118), (24, 68326765), (26, 63070860), (30, 54661412), (39, 42047240), (40, 40996059), (52, 31535430), (60, 27330706), (65, 25228344), (78, 21023620), (104, 15767715), (120, 13665353), (130, 12614172), (156, 10511810), (195, 8409448), (260, 6307086), (312, 5255905), (390, 4204724), (520, 3153543), (780, 2102362), (1560, 1051181)]